"""
SQL基础和DLL
"""
# 查看数据库
# show world;
# 使用数据库
# use world;
# 创建数据库
# create database world charset utf8;
# 删除数据库
# drop database test;

# 查看表
# show tables;

# create table student(id int,name varchar(20),age int);
# drop table student;

# insert into student(id) values(1), (2), (3);
# insert into student(id, name, age) values(4, '周杰伦', 10);
